{"id":458,"date":"2021-07-13T10:41:28","date_gmt":"2021-07-13T10:41:28","guid":{"rendered":"https:\/\/www.wikitechy.com\/interview-questions\/?p=458"},"modified":"2021-09-13T10:38:44","modified_gmt":"2021-09-13T10:38:44","slug":"what-is-data-structure","status":"publish","type":"post","link":"https:\/\/www.wikitechy.com\/interview-questions\/data-structure\/what-is-data-structure\/","title":{"rendered":"What is Data Structure ?"},"content":{"rendered":"<div class=\"TextHeading\">\n<div class=\"hddn\">\n<h2 id=\"what-is-data-structure\" class=\"color-pink\" style=\"text-align: justify;\">What is Data Structure ?<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>Data structures are used to store data in a computer in an organized form. In C language Different types of data structures are; Array, Stack, Queue, Linked List, Tree.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"TextHeading\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<h2 id=\"array\" class=\"color-blue\">Array<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>An Array is a collection of similar data type value in a single variable.<\/li>\n<li>An array is a derived data type in C, which is constructed from fundamental data type of C language.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"ImageContent\" style=\"text-align: justify;\">\n<div class=\"hddn\"><img decoding=\"async\" class=\"img-responsive center-block aligncenter\" src=\"https:\/\/cdn.wikitechy.com\/interview-questions\/data-structure\/array-in-data-structure.png\" alt=\" Array\" \/><\/div>\n<\/div>\n<div class=\"text-center row\" style=\"text-align: justify;\">\n<div class=\"col-sm-12\">\n<div id=\"bsa-zone_1590522538159-8_123456\"><\/div>\n<\/div>\n<\/div>\n<div class=\"TextHeading\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<h2 id=\"stack\" class=\"color-blue\">Stack<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>Stack is linear data structure.<\/li>\n<li>In stack addition of new data item and deletion of already existing data item is done from only one end, known as top.<\/li>\n<li>Working of stack on the basis of Last-in-First-out (LIFO) principal, it means last entered item remove first.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"ImageContent\" style=\"text-align: justify;\">\n<div class=\"hddn\"><img decoding=\"async\" class=\"img-responsive center-block aligncenter\" src=\"https:\/\/cdn.wikitechy.com\/interview-questions\/data-structure\/stack-in-data-structure.png\" alt=\" Stack\" \/><\/div>\n<\/div>\n<div class=\"TextHeading\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<h2 id=\"queue\" class=\"color-blue\">Queue<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>Queue is work on the principal of First-In-First-Out (FIFO), it means first entered item remove first.<\/li>\n<li>Queue have two end front and back, from front you can insert element and from back you can delete element.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"ImageContent\" style=\"text-align: justify;\">\n<div class=\"hddn\"><img decoding=\"async\" class=\"img-responsive center-block aligncenter\" src=\"https:\/\/cdn.wikitechy.com\/interview-questions\/data-structure\/queue-in-data-structure.png\" alt=\"Queue\" \/><\/div>\n<\/div>\n<div class=\"TextHeading\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<h2 id=\"linked-list\" class=\"color-blue\">Linked List<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>Linked list is a special type of data structure where all data elements are linked to one another.<\/li>\n<li>Linked list is the collection of nodes and every nodes contains two parts data part and address part.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"ImageContent\" style=\"text-align: justify;\">\n<div class=\"hddn\"><img decoding=\"async\" class=\"img-responsive center-block aligncenter\" src=\"https:\/\/cdn.wikitechy.com\/interview-questions\/data-structure\/linked-list-in-data-structure.png\" alt=\"Linked List\" \/><\/div>\n<\/div>\n<div class=\"TextHeading\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<h2 id=\"tree\" class=\"color-blue\">Tree<\/h2>\n<\/div>\n<\/div>\n<div class=\"Content\" style=\"text-align: justify;\">\n<div class=\"hddn\">\n<ul>\n<li>Stores data in a non linear form with one root node and sub nodes.<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<div class=\"ImageContent\">\n<div class=\"hddn\"><img decoding=\"async\" class=\"img-responsive center-block aligncenter\" src=\"https:\/\/cdn.wikitechy.com\/interview-questions\/data-structure\/tree-in-data-structure.png\" alt=\"Tree\" \/><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Answer : Data structures are used to store data in a computer in an organized form&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3028],"tags":[195,3049,971,3029,491,3050,221,368,203,199,214,198,363,3057,3030,3048,3031,3046,3051,3032,3052,3053,3047,3033,3041,3042,3043,205,3034,222,484,3054,196,212,3035,207,366,204,15927,3045,206,972,200,3055,3044,197,3036,3037,3038,3039,3040,968,3056,285,969],"class_list":["post-458","post","type-post","status-publish","format-standard","hentry","category-data-structure","tag-accenture-interview-questions-and-answers","tag-advanced-data-structures","tag-altimetrik-india-pvt-ltd-interview-questions-and-answers","tag-application-of-data-structure","tag-applied-materials-interview-questions-and-answers","tag-basic-data-structures","tag-bharti-airtel-interview-questions-and-answers","tag-bmc-software-interview-questions-and-answers","tag-capgemini-interview-questions-and-answers","tag-casting-networks-india-pvt-limited-interview-questions-and-answers","tag-cgi-group-inc-interview-questions-and-answers","tag-chetu-interview-questions-and-answers","tag-ciena-corporation-interview-questions-and-answers","tag-collabera-te-interview-questions-and-answers","tag-data-structure","tag-data-structure-algorithms","tag-data-structure-and-algorithm","tag-data-structure-interview-questions","tag-data-structure-notes","tag-data-structure-notesdata-structures","tag-data-structure-programs","tag-data-structure-programs-in-c","tag-data-structure-using-c","tag-data-structures-and-algorithm-basic-concepts","tag-data-structures-and-algorithms","tag-data-structures-in-c","tag-data-structures-in-java","tag-dell-international-services-india-pvt-ltd-interview-questions-and-answers","tag-examples-of-data-structures","tag-flipkart-interview-questions-and-answers","tag-genpact-interview-questions-and-answers","tag-globallogic-india-pvt-ltd-interview-questions-and-answers","tag-ibm-interview-questions-and-answers","tag-indecomm-global-services-interview-questions-and-answers","tag-introduction-to-data-structures","tag-mphasis-interview-questions-and-answers","tag-netapp-interview-questions-and-answers","tag-oracle-corporation-interview-questions-and-answers","tag-plintron-interview-questions-and-answers","tag-python-data-structures","tag-sap-labs-india-pvt-ltd-interview-questions-and-answers","tag-sapient-consulting-pvt-ltd-interview-questions-and-answers","tag-tech-mahindra-interview-questions-and-answers","tag-tracxn-technologies-pvt-ltd-interview-questions-and-answers","tag-tree-data-structure","tag-unitedhealth-group-interview-questions-and-answers","tag-what-is-a-data-type-and-data-structure","tag-what-is-data-structure","tag-what-is-data-structure-and-its-operations","tag-what-is-data-structure-and-its-type","tag-what-is-data-structure-and-its-types","tag-wipro-infotech-interview-questions-and-answers","tag-wm-global-technology-services-india-pvt-ltd-limited-wmgts-interview-questions-and-answers","tag-xoriant-solutions-pvt-ltd-interview-questions-and-answers","tag-yodlee-infotech-pvt-ltd-interview-questions-and-answers"],"yoast_head":"<!-- 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